EP 2031191 A2 20090304 - Gas turbine engine case for clearance control
Title (en)
Gas turbine engine case for clearance control
Title (de)
Gasturbinenmotorgehäuse für Spaltregelung
Title (fr)
Carter de moteur à turbine à gaz pour régulation de jeu
Publication
Application
Priority
US 84311207 A 20070822
Abstract (en)
A gas turbine engine includes an active clearance control (ACC) system within the engine casing (52). The case (52) includes a wall structure with a cast-in cooling configuration (68) through Refractory Metal Core technology which is tailored to address traditional hot spots and improve discrete control of case growth.
IPC 8 full level
F01D 11/24 (2006.01); F01D 25/14 (2006.01); F01D 25/26 (2006.01)
CPC (source: EP US)
F01D 11/24 (2013.01 - EP US); F01D 25/14 (2013.01 - EP US); F01D 25/26 (2013.01 - EP US); F05D 2230/21 (2013.01 - EP US); Y02T 50/60 (2013.01 - EP US)
Citation (applicant)
US 7174945 B2 20070213 - BEALS JAMES T [US], et al
Citation (examination)
- US 6422807 B1 20020723 - LEACH DAVID [US], et al
- US 5219268 A 19930615 - JOHNSON DAVID M [US]
- US 4363599 A 19821214 - CLINE LARRY D, et al
Designated contracting state (EPC)
DE GB
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
EP 2031191 A2 20090304; EP 2031191 A3 20120418; US 2009053041 A1 20090226; US 8434997 B2 20130507
DOCDB simple family (application)
EP 08252759 A 20080820; US 84311207 A 20070822